<template>
  <div class="app-container">
    <header-title/>
        <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
            <el-form-item label="关键词" prop="keyword">
                <el-input
                    v-model="queryParams.keyword"
                    placeholder="请输入标题/用户姓名"
                    clearable
                    @keyup.enter.native="handleQuery"
                />
            </el-form-item>
      
            <el-form-item label="类型" prop="type">
                <el-select v-model="queryParams.type" placeholder="类型" clearable>
                    <el-option
                        v-for="dict in dict.type.app_news_type"
                        :key="dict.value"
                        :label="dict.label"
                        :value="dict.value"
                    />
                </el-select>
            </el-form-item>
            <el-form-item label="创建时间">
                <el-date-picker
                    style="width: 217px;"
                    v-model="dateRange"
                    size="small"
                    value-format="yyyy-MM-dd HH:mm:ss"
                    type="datetimerange"
                    range-separator="-"
                    start-placeholder="开始日期"
                    end-placeholder="结束日期"
                ></el-date-picker>
            </el-form-item>
            <el-form-item>
                <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
                <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
            </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:notice:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:notice:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:notice:remove']"
        >删除</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="tableList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="序号" align="center" prop="appNewsId" width="100" />
      <el-table-column
        label="标题"
        align="center"
        prop="title"
        :show-overflow-tooltip="true"
      />
      <el-table-column label="类型" align="center"  width="150">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.app_news_type" :value="scope.row.type"/>
        </template>
      </el-table-column>
      <el-table-column label="缩略图" align="center" prop="status" >
        <template slot-scope="scope">
            <imagePreview :url="scope.row.headImg"/>
        </template>
      </el-table-column>
      <el-table-column label="阅读数" align="center" prop="status" >
        <template slot-scope="scope">
          {{ scope.row.readNum || 0 }}
        </template>
      </el-table-column>
      <el-table-column label="作者名称" align="center" prop="author"/>
      <el-table-column label="创建时间" align="center" prop="createTime" width="150">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width" width="150">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:notice:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:notice:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="780px" append-to-body>
        <el-form ref="form" :model="form" :rules="rules" label-width="80px">
            <el-row>
                <el-col :span="24">
                    <el-form-item label="标题" prop="title">
                        <el-input v-model="form.title" placeholder="请输入标题" />
                    </el-form-item>
                </el-col>
                <el-col :span="12">
                    <el-form-item label="类型" prop="type">
                        <el-select v-model="form.type" placeholder="请选择类型">
                            <el-option
                            v-for="dict in dict.type.app_news_type"
                            :key="dict.value"
                            :label="dict.label"
                            :value="dict.value.toString()"
                            ></el-option>
                        </el-select>
                    </el-form-item>
                </el-col>
                <el-col :span="12">
                    <el-form-item label="作者名称"  prop="author">
                        <el-input v-model="form.author" placeholder="请输入作者名称" />
                    </el-form-item>
                </el-col>
                <el-col :span="12">
                    <el-form-item label="阅读数" prop="readNum">
                        <el-input v-model="form.readNum" placeholder="请输入阅读数" />
                    </el-form-item>
                </el-col>
                <el-col :span="12">
                    <el-form-item label="排序" prop="order">
                        <el-input v-model="form.order" placeholder="请输入排序" />
                    </el-form-item>
                </el-col>
                <el-col :span="24">
                    <el-form-item label="缩略图 " prop="headImg">
                        <imageUpload v-model="form.headImg" size="mini" :isJson="false" :limit="1"/>
                    </el-form-item>
                </el-col>
                <el-col :span="24">
                    <el-form-item label="正文内容" prop="content">
                        <editor v-model="form.content" :min-height="192"/>
                    </el-form-item>
                </el-col>
            </el-row>
      </el-form>
         <div slot="footer" class="dialog-footer">
            <el-button type="primary" @click="submitForm">确 定</el-button>
            <el-button @click="cancel">取 消</el-button>
        </div>
    </el-dialog>
  </div>
</template>

<script>
import { listNotice, getNotice, delNotice, addNotice, updateNotice } from "@/api/system/notice";
import {listMessage,addAppNews,getAppNewsDetail,updateAppNews,delAppNews} from '@/api/system/message'
export default {
  name: "Notice",
  dicts: ['app_news_type', 'sys_notice_type'],
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 表格数据
      tableList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      dateRange:[],
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        keyword:'',
        type:''
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        title: [
            { required: true, message: "标题不能为空", trigger: "blur" }
        ],
        readNum: [
            { required: true, message: "阅读数不能为空", trigger: "change" }
        ],
        type: [
            { required: true, message: "类型不能为空", trigger: "change" }
        ],
        author: [
            { required: true, message: "作者名称不能为空", trigger: "change" }
        ],
        content: [
            { required: true, message: "正文内容不能为空", trigger: "change" }
        ],
        headImg: [
            { required: true, message: "缩略图不能为空", trigger: "change" }
        ],
      }
    };
  },
  created() {
    if(!this.$route.params.noticeType){
      this.getList();
    }
  },
  activated(){
    this.queryParams.noticeType = this.$route.params.noticeType
    this.getList();
  },
  methods: {
    /** 查询列表 */
    getList() {
      this.loading = true;
      if(this.dateRange && this.dateRange.length){
            this.queryParams.createTimeStart = this.dateRange[0]
            this.queryParams.createTimeEnd = this.dateRange[1]
        }else{
            this.queryParams.createTimeStart = undefined
            this.queryParams.createTimeEnd = undefined
        }
      listMessage(this.queryParams).then(response => {
        this.tableList = response.data.records;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
     
      this.reset();
    },
    // 表单重置
    reset() {
        this.form = {
            title:'',
            headImg:'',
            userId:'',
            type:'',
            order: 99,
            author: undefined,
            content: undefined,
            readNum: undefined,
        };
        this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
        this.resetForm("queryForm");
         this.dateRange = []
        this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
        this.ids = selection.map(item => item.noticeId)
        this.single = selection.length!=1
        this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
        this.reset();
        this.open = true;
        this.title = "添加消息";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      getAppNewsDetail({id: row.appNewsId}).then(response => {
        this.form = response.data;
        this.form.type = this.form.type.toString()
        this.open = true;
        this.title = "修改消息";
      });
    },
    /** 提交按钮 */
    submitForm: function() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.appNewsId != undefined) {
            updateAppNews(this.form).then(response => {
                this.$modal.msgSuccess("修改成功");
                this.open = false;
                this.getList();
            });
          } else {
            addAppNews(this.form).then(response => {
                this.$modal.msgSuccess("新增成功");
                this.open = false;
                this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const noticeIds = row.appNewsId || this.ids
      this.$modal.confirm('是否确认删除消息为"' + appNewsId + '"的数据项？').then(function() {
        return delAppNews(appNewsId);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    }
  }
};
</script>
